CN103264070B - Double-bracing vertical type straightening machine - Google Patents
Double-bracing vertical type straightening machine Download PDFInfo
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- CN103264070B CN103264070B CN201310216295.1A CN201310216295A CN103264070B CN 103264070 B CN103264070 B CN 103264070B CN 201310216295 A CN201310216295 A CN 201310216295A CN 103264070 B CN103264070 B CN 103264070B
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Abstract
The invention discloses a double-bracing vertical type straightening machine. The double-bracing vertical type straightening machine comprises a drive side rack, a roll collar assembly, an axial adjusting device and a locking device. The double-bracing vertical type straightening machine further comprises an operation side rack and an operation side sliding seat, wherein the operation side sliding seat is fixedly arranged. The lower end of the roll collar assembly is arranged on the drive side rack, the upper end of the roll collar assembly is arranged on the operation side rack, and the operation side rack is arranged on the operation side sliding seat and is matched with the operation side sliding seat along a horizontal line in a sliding mode. The double-bracing vertical type straightening machine further comprises a roller-replacing hydraulic cylinder connected with the operation side rack. According to the double-bracing vertical type straightening machine, the upper end of the roll collar assembly and the lower end of the roll collar assembly are both supported by the racks, a simple-supporting structure is formed to enable the roll collar assembly and the rack to be better in rigidity, the roll collar assembly and the rack are not prone to deforming during a straightening process, the quality of a straightened product can be effectively improved, and internal residual stress of the product can be reduced. When rollers are replaced, the operation side rack can be moved away from the upper end of the roll collar assembly integrally through the roller-replacing hydraulic cylinder, the roller-replacing operation is simple, roller-replacing time is short, and production efficiency and equipment utilization rate can be improved.
Description
Technical field
The present invention relates to a kind of straightener, particularly a kind of dual-gripper vertical straightening machine.
Background technology
Section rolling is shaping can bend or torsional deformation afterwards because of factors such as External Force Acting, variations in temperature and internal force growth and decline, must align to obtain straight finished product.For rail, because it requires higher to section configuration and glacing flatness etc., after the straightener that smoothing roll is horizontally disposed, a vertically arranged straightener of smoothing roll (being commonly referred to vertical straightening machine) need be increased again, make every effort to the flatness requirements ensureing rail.
At present, the vertical straightening machine used both at home and abroad is all cantilever structure, and not only rigidity is slightly poor for this kind of structure, and flattening precision not easily ensures, and the defect such as after there is aligning, the rail of rail highly there are differences, residual stress is excessive.Along with the high speed development of society, to the specification of seamed high-speed steel rail, glacing flatness, residual stress and fracture toughness can requirement can day by day increase.
Summary of the invention
In view of this, the object of this invention is to provide a kind of dual-gripper vertical straightening machine, when it has good rigidly, aligning, align the advantages such as roll shaft is not easily out of shape, aligning product quality can be improved, reduce interiors of products residual stress.
Dual-gripper vertical straightening machine of the present invention, comprise transmission side frame, collars assembles, the axial adjusting device that moves up and down vertically is assembled and for the locking device by collars assembling locking for promoting collars, the fore side slide also comprising fore side frame and be fixedly installed, the lower end of described collars assembling is arranged in transmission side frame, the upper end of described collars assembling is arranged in fore side frame, described fore side frame is arranged on fore side slide, and be slidably matched along horizontal linear with fore side slide, also comprise and being connected with fore side frame, for promoting the roll change hydraulic cylinder of fore side frame movement on fore side slide.
Further, described dual-gripper vertical straightening machine also comprises transmission side slide, described transmission side frame to be arranged on transmission side slide and to be slidably matched along horizontal linear with transmission side slide, also comprises and being connected with transmission side frame, for promoting the traversing hydraulic cylinder of transmission side frame along the movement of transmission side slide.
Further, described transmission side frame is provided with the transmission side axis of cone, in the transmission side axis of cone, cover has positioning sleeve, described positioning sleeve is inserted in collars assembling and the end of positioning sleeve and collars assemble the taper hole cone match of end, described fore side frame is provided with the fore side axis of cone of assembling end taper hole cone match with collars; Described locking device comprise the installation end cap be fixed in the fore side axis of cone, successively through the thread be threaded with the transmission side axis of cone after the fore side axis of cone, collars assembling, and thread threaded engagement rotating driving device and be fixed on installation end and cover the locked hydraulic cylinder moved axially for promoting rotating driving device, described locking device is also included in the positioner of circumferentially positioning and locking device and fore side frame relative position.
Further, described positioner comprises and being arranged on locked hydraulic cylinder cylinder body and the piston rod positioning hydraulic cylinders of stretching out straight down and be arranged on the locating hole that fore side frame coordinates with positioning hydraulic cylinder piston rod.
Beneficial effect of the present invention:
1, dual-gripper vertical straightening machine of the present invention, the top and bottom of collars assembling are provided with frames, form freely supported structure, make the rigidity of collars assembling and frame better, in straightening process collars assembling and frame not yielding, effectively can improve aligning product quality, reduction interiors of products residual stress.
2, dual-gripper vertical straightening machine of the present invention, when roll change, its fore side frame can be removed from collars assembling upper end by entirety by roll change hydraulic cylinder, thus does not affect roll change operation, roller replacing operation is convenient, roll changing time is short, can enhance productivity and utilization rate of equipment and installations.
3, dual-gripper vertical straightening machine of the present invention, effectively can alleviate the floor space of weight of equipment and equipment, reduces processing and manufacturing cost and the operation cost of whole equipment.
Accompanying drawing explanation
Fig. 1 is the front view of dual-gripper vertical straightening machine of the present invention;
Fig. 2 is the top view of dual-gripper vertical straightening machine of the present invention;
Fig. 3 is dual-gripper vertical straightening machine duty partial structurtes schematic diagram of the present invention;
Fig. 4 is the zoomed-in view in P portion in Fig. 3.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described.
As shown in the figure, the present embodiment dual-gripper vertical straightening machine, comprise transmission side frame 1, collars assembling 2, 2 axial adjusting devices 3 moved up and down vertically and the locking devices for collars assembling 2 being locked are assembled for promoting collars, the fore side slide 5 that this dual-gripper vertical straightening machine also comprises fore side frame 4 and is fixedly installed, the lower end of described collars assembling 2 is arranged in transmission side frame 1, the upper end of described collars assembling 2 is arranged in fore side frame 4, described fore side frame 4 is arranged on fore side slide 5, and be slidably matched along horizontal linear with fore side slide 5, this dual-gripper vertical straightening machine also comprises and being connected with fore side frame 4, for promoting the roll change hydraulic cylinder 6 of fore side frame 4 movement on operation sideslip 5.
The present embodiment dual-gripper vertical straightening machine, the top and bottom of collars assembling 2 are provided with frames, form freely supported structure, make the rigidity of collars assembling 2 and frame entirety better, in straightening process collars assembling 2 and frame not yielding, effectively can improve aligning product quality, reduce interiors of products residual stress.And the present embodiment dual-gripper vertical straightening machine, when roll change, its fore side frame 4 can be assembled 2 upper ends by entirety from collars by roll change hydraulic cylinder 6 and be removed, thus does not affect roll change operation, roller replacing operation is convenient, roll changing time is short, can enhance productivity and utilization rate of equipment and installations.
As the improvement to the present embodiment, this dual-gripper vertical straightening machine also comprises transmission side slide 7, described transmission side frame 1 to be arranged on transmission side slide 7 and to be slidably matched along horizontal linear with transmission side slide 7, and this dual-gripper vertical straightening machine also comprises and being connected with transmission side frame 1, for promoting the traversing hydraulic cylinder 8 of transmission side frame 1 along transmission side slide 7 movement.When not needing to use this vertical straightening machine, straightener can be moved integrally along slide by traversing hydraulic cylinder 8, thus making straightener leave production line.
As the improvement to the present embodiment, described transmission side frame 1 is provided with the transmission side axis of cone 9, in the transmission side axis of cone 9, cover has positioning sleeve 10, described positioning sleeve 10 is inserted in collars assembling 2 and the end of positioning sleeve 10 and collars assemble the taper hole cone match of 2 ends, described fore side frame 4 is provided with the fore side axis of cone 11 of assembling 2 end taper hole cone match with collars; Described locking device comprise the installation end cap 12 be fixed in the fore side axis of cone 11, successively through the threads 13 be threaded with the transmission side axis of cone 9 after the fore side axis of cone 11, collars assembling 2, and the rotating driving device 14 and being fixed on of thread 13 threaded engagement install for promoting the locked hydraulic cylinder 15 that rotating driving device 14 moves axially on end cap 12, described locking device is also included in the positioner of circumferentially positioning and locking device and fore side frame 4 relative position.In the present embodiment, positioning sleeve 10 inserts collars assembling 2 a section and can assemble 2 to collars and play supplemental support effect, can strengthen the rigidity of collars assembling further.In concrete enforcement, described rotating driving device 14 can be hydraulic motor or air motor, it is rotation motor in the present embodiment, and the housing of rotation motor is fixedly connected with by screw with the piston of locked hydraulic cylinder 15, the piston of locked hydraulic cylinder 15 and the cylinder body lid of locked hydraulic cylinder 15 are located in a circumferential direction by key 19; Described positioner comprises and being arranged on locked hydraulic cylinder 15 cylinder body and the piston rod positioning hydraulic cylinders 16 of stretching out straight down and be arranged on the locating hole 17 that fore side frame 4 coordinates with the piston rod of positioning hydraulic cylinders 16, certainly in different embodiments, described positioner also can adopt other structure, as replaced positioning hydraulic cylinders 16 by latch.
In concrete enforcement, the fore side frame 4 of the present embodiment dual-gripper vertical straightening machine and transmission side frame 1 are also provided with roll-separating mechanism 20, and roll-separating mechanism 20 adjusting device is prior art, can use the roll-separating mechanism on existing vertical straightening machine.The present embodiment dual-gripper vertical straightening machine is except being provided with the driving main drive 21 that initiatively collars assembles; also be provided with the auxiliary transmission device 22 driving the assembling of driven collars; auxiliary transmission device can provide auxiliary power; and make driven collars assemble maintenance rotation; the impact of itself and rolled piece can be reduced, be conducive to protecting straightener.
The roll change process of the present embodiment dual-gripper vertical straightening machine is:
One, collars is dismantled:
1) adjust collars assembling 2 by axial adjusting device 3, make it to shift to fore side frame 4;
2) to oiling in positioning hydraulic cylinders 16, its piston rod is stretched out to insert in locating hole 17, now, whole replaceable straightening roller system is lockable in a circumferential direction relative to fore side frame 4;
3) pressure oil laid down in locked hydraulic cylinder 15 makes its piston not to rotating driving device 14 applied thrust, by rotating driving device 14, thread 13 is rotated, and thread 13 moves on rotating and finally gets back in the fore side axis of cone 11;
4) adjust whole collars assembling 2 by axial adjusting device 3, make it to shift to transmission side frame 1;
5) fore side frame 4 is pulled open by roll change hydraulic cylinder 6;
6) collars assembling 2 is hung away with roll change instrument 18.
Collars is installed:
1) new collars assembling 2 is hung in roll change instrument 18;
2) fore side frame 4 to working position is moved by roll change hydraulic cylinder 6;
3) adjust collars assembling 2 by axial adjusting device 3, make it to shift to fore side frame 4 by transmission side frame 1;
4) rotate thread 13 by rotating driving device 14, thread 13 rotates and moves down and be finally threaded with the transmission side axis of cone 9;
5) make its piston to rotating driving device 14 applied thrust to injection pressure oil in locked hydraulic cylinder 15, to the fore side axis of cone 11 applied thrust while thread 13 pairs of transmission side axis of cone 9 apply pulling force, the transmission side axis of cone 9 and the fore side axis of cone 11 is made to lock collars assembling 2;
6) lay down the oil pressure in positioning hydraulic cylinders 16, the piston rod reset of positioning hydraulic cylinders 16 is retracted from locating hole 17;
7) adjust collars assembling 2 by axial adjusting device 3, make collars assemble 2 and be in operating position.
What finally illustrate is, above embodiment is only in order to illustrate technical scheme of the present invention and unrestricted, although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to technical scheme of the present invention or equivalent replacement, and not departing from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of right of the present invention.
Claims (4)
1. a dual-gripper vertical straightening machine, comprise transmission side frame, collars assembles, the axial adjusting device that moves up and down vertically is assembled and for the locking device by collars assembling locking for promoting collars, it is characterized in that: the fore side slide also comprising fore side frame He be fixedly installed, the lower end of described collars assembling is arranged in transmission side frame, the upper end of described collars assembling is arranged in fore side frame, described fore side frame is arranged on fore side slide, and be slidably matched along horizontal linear with fore side slide, also comprise and being connected with fore side frame, for promoting the roll change hydraulic cylinder of fore side frame movement on fore side slide.
2. dual-gripper vertical straightening machine according to claim 1, it is characterized in that: also comprise transmission side slide, described transmission side frame to be arranged on transmission side slide and to be slidably matched along horizontal linear with transmission side slide, also comprises and being connected with transmission side frame, for promoting the traversing hydraulic cylinder of transmission side frame along the movement of transmission side slide.
3. dual-gripper vertical straightening machine according to claim 2, it is characterized in that: described transmission side frame is provided with the transmission side axis of cone, in the transmission side axis of cone, cover has positioning sleeve, described positioning sleeve is inserted in collars assembling and the end of positioning sleeve and collars assemble the taper hole cone match of end, described fore side frame is provided with the fore side axis of cone of assembling end taper hole cone match with collars; Described locking device comprise the installation end cap be fixed in the fore side axis of cone, successively through the thread be threaded with the transmission side axis of cone after the fore side axis of cone, collars assembling, and thread threaded engagement rotating driving device and be fixed on installation end and cover the locked hydraulic cylinder moved axially for promoting rotating driving device, described locking device is also included in the positioner of circumferentially positioning and locking device and fore side frame relative position.
4. dual-gripper vertical straightening machine according to claim 3, is characterized in that: described positioner comprises and being arranged on locked hydraulic cylinder cylinder body and the piston rod positioning hydraulic cylinders of stretching out straight down and be arranged on the locating hole that fore side frame coordinates with positioning hydraulic cylinder piston rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310216295.1A CN103264070B (en) | 2013-06-03 | 2013-06-03 | Double-bracing vertical type straightening machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310216295.1A CN103264070B (en) | 2013-06-03 | 2013-06-03 | Double-bracing vertical type straightening machine |
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| Publication Number | Publication Date |
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| CN103264070A CN103264070A (en) | 2013-08-28 |
| CN103264070B true CN103264070B (en) | 2015-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310216295.1A Active CN103264070B (en) | 2013-06-03 | 2013-06-03 | Double-bracing vertical type straightening machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112547848B (en) * | 2020-11-30 | 2023-01-17 | 中冶华天工程技术有限公司 | Vertical hot steel billet on-line straightening machine |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1271626A (en) * | 1999-04-28 | 2000-11-01 | 国际技术公司及国际技术公开有限公司 | Straightening machine for rolling iron products having horizontal opening shoulder part capable of quickly change rolls |
| CN102672008A (en) * | 2012-06-15 | 2012-09-19 | 中冶赛迪工程技术股份有限公司 | Section steel straightening machine |
| CN203281656U (en) * | 2013-06-03 | 2013-11-13 | 中冶赛迪工程技术股份有限公司 | Double-support vertical straightening machine |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20120007014U (en) * | 2011-03-31 | 2012-10-10 | 육심교 | Pipe forming device equipped with angle adjustment |
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- 2013-06-03 CN CN201310216295.1A patent/CN103264070B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1271626A (en) * | 1999-04-28 | 2000-11-01 | 国际技术公司及国际技术公开有限公司 | Straightening machine for rolling iron products having horizontal opening shoulder part capable of quickly change rolls |
| CN102672008A (en) * | 2012-06-15 | 2012-09-19 | 中冶赛迪工程技术股份有限公司 | Section steel straightening machine |
| CN203281656U (en) * | 2013-06-03 | 2013-11-13 | 中冶赛迪工程技术股份有限公司 | Double-support vertical straightening machine |
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| CN103264070A (en) | 2013-08-28 |
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